Subject
- Basilius Valentinus13
- Fireworks12
- Occultism12
- Science12
- Siege warfare12
- Atomic theory11
- Chemistry, Inorganic11
- Chemistry--Dictionaries11
- Christian art and symbolism11
- Dalton, John, 1766-184411
- Airships10
- Alchemy in art10
- Alchemy--Religious aspects10
- Birds10
- Engines of war10
- Islands10
- Theosophy10
- England--London9
- Ireland9
- Scientific apparatus and instruments industry9